Smith was 6 of 7 from 3-point range. Jalen Moore added 15 points - his 15th consecutive double-digit game - and six rebounds for the Aggies (10-7, 3-2 Mountain West). Darius Perkins had 11 points and 10 assists.
Down 10 at the half, Air Force opened the second on an 11-2 run, including 3-pointers by Kocur and Lyons, to draw within one. Utah State answered with two consecutive 3s by Smith to extend the lead to 47-40 midway through the half. The Aggies maintained the lead throughout the rest of the game.
Utah State shot 54 percent from the floor, including 13 of 23 beyond the arc.